155062020 has 24 divisors (see below), whose sum is σ = 434173824. Its totient is φ = 41349856.

The previous prime is 155062003. The next prime is 155062057. The reversal of 155062020 is 20260551.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1292124 + ... + 1292243.

It is an arithmetic number, because the mean of its divisors is an integer number (18090576).

Almost surely, 2^155062020 is an apocalyptic number.

155062020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155062020 is an abundant number, since it is smaller than the sum of its proper divisors (279111804).

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

155062020 is a wasteful number, since it uses less digits than its factorization.

155062020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584379 (or 2584377 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 155062020 is about 12452.3901320188. The cubic root of 155062020 is about 537.2401715162.

The spelling of 155062020 in words is "one hundred fifty-five million, sixty-two thousand, twenty".