155967858450252 has 36 divisors (see below), whose sum is σ = 394605042949936. Its totient is φ = 51942742460640.

The previous prime is 155967858450251. The next prime is 155967858450259. The reversal of 155967858450252 is 252054858769551.

155967858450252 is a `hidden beast` number, since 1 + 5 + 5 + 9 + 6 + 78 + 58 + 450 + 2 + 52 = 666.

155967858450252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (155967858450251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1939279624 + ... + 1939360047.

Almost surely, 2^{155967858450252} is an apocalyptic number.

155967858450252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155967858450252 is an abundant number, since it is smaller than the sum of its proper divisors (238637184499684).

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

155967858450252 is a wasteful number, since it uses less digits than its factorization.

155967858450252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878640798 (or 3878640793 counting only the distinct ones).

The product of its (nonzero) digits is 1209600000, while the sum is 72.

The spelling of 155967858450252 in words is "one hundred fifty-five trillion, nine hundred sixty-seven billion, eight hundred fifty-eight million, four hundred fifty thousand, two hundred fifty-two".