201532472551554 has 64 divisors (see below), whose sum is σ = 452259088727040. Its totient is φ = 59556752353280.

The previous prime is 201532472551549. The next prime is 201532472551567. The reversal of 201532472551554 is 455155274235102.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 201532472551497 and 201532472551506.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 830748594 + ... + 830991149.

It is an arithmetic number, because the mean of its divisors is an integer number (7066548261360).

Almost surely, 2^{201532472551554} is an apocalyptic number.

201532472551554 is an abundant number, since it is smaller than the sum of its proper divisors (250726616175486).

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

201532472551554 is a wasteful number, since it uses less digits than its factorization.

201532472551554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661739835.

The product of its (nonzero) digits is 8400000, while the sum is 51.

The spelling of 201532472551554 in words is "two hundred one trillion, five hundred thirty-two billion, four hundred seventy-two million, five hundred fifty-one thousand, five hundred fifty-four".