155126507655 has 96 divisors (see below), whose sum is σ = 297771629760. Its totient is φ = 68709150720.

The previous prime is 155126507629. The next prime is 155126507681. The reversal of 155126507655 is 556705621551.

It is an interprime number because it is at equal distance from previous prime (155126507629) and next prime (155126507681).

It is not a de Polignac number, because 155126507655 - 2¹² = 155126503559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6542161 + ... + 6565829.

It is an arithmetic number, because the mean of its divisors is an integer number (3101787810).

Almost surely, 2^155126507655 is an apocalyptic number.

155126507655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

155126507655 is a deficient number, since it is larger than the sum of its proper divisors (142645122105).

155126507655 is a wasteful number, since it uses less digits than its factorization.

155126507655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23969 (or 23962 counting only the distinct ones).

The product of its (nonzero) digits is 1575000, while the sum is 48.

The spelling of 155126507655 in words is "one hundred fifty-five billion, one hundred twenty-six million, five hundred seven thousand, six hundred fifty-five".