155190042510 has 32 divisors (see below), whose sum is σ = 394365285792. Its totient is φ = 38949657600.

The previous prime is 155190042509. The next prime is 155190042523. The reversal of 155190042510 is 15240091551.

It is a congruent number.

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, 152146591 + ... + 152147610.

It is an arithmetic number, because the mean of its divisors is an integer number (12323915181).

Almost surely, 2^155190042510 is an apocalyptic number.

155190042510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155190042510 is an abundant number, since it is smaller than the sum of its proper divisors (239175243282).

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

155190042510 is a wasteful number, since it uses less digits than its factorization.

155190042510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304294228.

The product of its (nonzero) digits is 9000, while the sum is 33.

The spelling of 155190042510 in words is "one hundred fifty-five billion, one hundred ninety million, forty-two thousand, five hundred ten".