34155777402 has 12 divisors (see below), whose sum is σ = 74004184410. Its totient is φ = 11385259128.

The previous prime is 34155777373. The next prime is 34155777407. The reversal of 34155777402 is 20477755143.

34155777402 is a `hidden beast` number, since 3 + 4 + 1 + 5 + 577 + 74 + 0 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33683627961 + 472149441 = 183531^2 + 21729^2 .

It is not an unprimeable number, because it can be changed into a prime (34155777407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 948771577 + ... + 948771612.

Almost surely, 2^34155777402 is an apocalyptic number.

34155777402 is an abundant number, since it is smaller than the sum of its proper divisors (39848407008).

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

34155777402 is a wasteful number, since it uses less digits than its factorization.

34155777402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897543197 (or 1897543194 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 45.

The spelling of 34155777402 in words is "thirty-four billion, one hundred fifty-five million, seven hundred seventy-seven thousand, four hundred two".