155690424530 has 32 divisors (see below), whose sum is σ = 295796309760. Its totient is φ = 58837691520.

The previous prime is 155690424523. The next prime is 155690424553. The reversal of 155690424530 is 35424096551.

155690424530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1046651 + ... + 1186110.

It is an arithmetic number, because the mean of its divisors is an integer number (9243634680).

Almost surely, 2^155690424530 is an apocalyptic number.

155690424530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155690424530 is a deficient number, since it is larger than the sum of its proper divisors (140105885230).

155690424530 is a wasteful number, since it uses less digits than its factorization.

155690424530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233154.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 155690424530 in words is "one hundred fifty-five billion, six hundred ninety million, four hundred twenty-four thousand, five hundred thirty".