125311332401554 has 16 divisors (see below), whose sum is σ = 202738867144128. Its totient is φ = 57746608527312.

The previous prime is 125311332401513. The next prime is 125311332401611. The reversal of 125311332401554 is 455104233113521.

It is a super-2 number, since 2×125311332401554² (a number of 29 digits) contains 22 as substring.

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, 3724609632 + ... + 3724643275.

It is an arithmetic number, because the mean of its divisors is an integer number (12671179196508).

Almost surely, 2^{125311332401554} is an apocalyptic number.

125311332401554 is a deficient number, since it is larger than the sum of its proper divisors (77427534742574).

125311332401554 is a wasteful number, since it uses less digits than its factorization.

125311332401554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7449253569.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 125311332401554 in words is "one hundred twenty-five trillion, three hundred eleven billion, three hundred thirty-two million, four hundred one thousand, five hundred fifty-four".