103155772734 has 24 divisors (see below), whose sum is σ = 255433342320. Its totient is φ = 29473077888.

The previous prime is 103155772729. The next prime is 103155772751. The reversal of 103155772734 is 437277551301.

103155772734 is a `hidden beast` number, since 1 + 0 + 3 + 1 + 5 + 577 + 2 + 73 + 4 = 666.

It is a super-2 number, since 2×103155772734² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103155772734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 409348179 + ... + 409348430.

It is an arithmetic number, because the mean of its divisors is an integer number (10643055930).

Almost surely, 2^103155772734 is an apocalyptic number.

103155772734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

103155772734 is an abundant number, since it is smaller than the sum of its proper divisors (152277569586).

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

103155772734 is a wasteful number, since it uses less digits than its factorization.

103155772734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818696624 (or 818696621 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 45.

The spelling of 103155772734 in words is "one hundred three billion, one hundred fifty-five million, seven hundred seventy-two thousand, seven hundred thirty-four".