5515152140 has 24 divisors (see below), whose sum is σ = 11981193840. Its totient is φ = 2129989568.

The previous prime is 5515152127. The next prime is 5515152151. The reversal of 5515152140 is 412515155.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4753862 + ... + 4755021.

It is an arithmetic number, because the mean of its divisors is an integer number (499216410).

Almost surely, 2^5515152140 is an apocalyptic number.

It is an amenable number.

5515152140 is an abundant number, since it is smaller than the sum of its proper divisors (6466041700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5515152140 is a wasteful number, since it uses less digits than its factorization.

5515152140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9508921 (or 9508919 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 5515152140 is about 74264.0703166747. The cubic root of 5515152140 is about 1766.7936611372.

Adding to 5515152140 its reverse (412515155), we get a palindrome (5927667295).

The spelling of 5515152140 in words is "five billion, five hundred fifteen million, one hundred fifty-two thousand, one hundred forty".