3155406465 has 16 divisors (see below), whose sum is σ = 5345630208. Its totient is φ = 1583890176.

The previous prime is 3155406407. The next prime is 3155406467. The reversal of 3155406465 is 5646045513.

It is not a de Polignac number, because 3155406465 - 2⁷ = 3155406337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3155406467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6186817 + ... + 6187326.

It is an arithmetic number, because the mean of its divisors is an integer number (334101888).

Almost surely, 2^3155406465 is an apocalyptic number.

It is an amenable number.

3155406465 is a deficient number, since it is larger than the sum of its proper divisors (2190223743).

3155406465 is a wasteful number, since it uses less digits than its factorization.

3155406465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12374168.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 3155406465 is about 56173.0047709752. The cubic root of 3155406465 is about 1466.7353879359.

The spelling of 3155406465 in words is "three billion, one hundred fifty-five million, four hundred six thousand, four hundred sixty-five".