156100807485021 has 32 divisors (see below), whose sum is σ = 238696048000000. Its totient is φ = 88890152250240.

The previous prime is 156100807484953. The next prime is 156100807485041. The reversal of 156100807485021 is 120584708001651.

It is not a de Polignac number, because 156100807485021 - 2¹⁹ = 156100806960733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156100807485041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9993105 + ... + 20299353.

It is an arithmetic number, because the mean of its divisors is an integer number (7459251500000).

Almost surely, 2^{156100807485021} is an apocalyptic number.

It is an amenable number.

156100807485021 is a deficient number, since it is larger than the sum of its proper divisors (82595240514979).

156100807485021 is a wasteful number, since it uses less digits than its factorization.

156100807485021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10308769.

The product of its (nonzero) digits is 537600, while the sum is 48.

The spelling of 156100807485021 in words is "one hundred fifty-six trillion, one hundred billion, eight hundred seven million, four hundred eighty-five thousand, twenty-one".