151401621452025 has 96 divisors (see below), whose sum is σ = 291984026112000. Its totient is φ = 69195868929600.

The previous prime is 151401621452023. The next prime is 151401621452063. The reversal of 151401621452025 is 520254126104151.

It is not a de Polignac number, because 151401621452025 - 2¹ = 151401621452023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151401621452023) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 108871840 + ... + 110253710.

It is an arithmetic number, because the mean of its divisors is an integer number (3041500272000).

Almost surely, 2^{151401621452025} is an apocalyptic number.

151401621452025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

151401621452025 is a deficient number, since it is larger than the sum of its proper divisors (140582404659975).

151401621452025 is a wasteful number, since it uses less digits than its factorization.

151401621452025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386164 (or 1386145 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 39.

Adding to 151401621452025 its reverse (520254126104151), we get a palindrome (671655747556176).

The spelling of 151401621452025 in words is "one hundred fifty-one trillion, four hundred one billion, six hundred twenty-one million, four hundred fifty-two thousand, twenty-five".