3155255340 has 24 divisors (see below), whose sum is σ = 8834715120. Its totient is φ = 841401408.

The previous prime is 3155255329. The next prime is 3155255347. The reversal of 3155255340 is 435525513.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3155255347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26293735 + ... + 26293854.

It is an arithmetic number, because the mean of its divisors is an integer number (368113130).

Almost surely, 2^3155255340 is an apocalyptic number.

3155255340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3155255340 is an abundant number, since it is smaller than the sum of its proper divisors (5679459780).

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

3155255340 is a wasteful number, since it uses less digits than its factorization.

3155255340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52587601 (or 52587599 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 3155255340 is about 56171.6595802545. The cubic root of 3155255340 is about 1466.7119716262.

The spelling of 3155255340 in words is "three billion, one hundred fifty-five million, two hundred fifty-five thousand, three hundred forty".