76251220400542 has 16 divisors (see below), whose sum is σ = 126637033612032. Its totient is φ = 34142337492120.

The previous prime is 76251220400501. The next prime is 76251220400543. The reversal of 76251220400542 is 24500402215267.

It is a super-2 number, since 2×76251220400542² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76251220400495 and 76251220400504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76251220400543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25865405718 + ... + 25865408665.

It is an arithmetic number, because the mean of its divisors is an integer number (7914814600752).

Almost surely, 2^{76251220400542} is an apocalyptic number.

76251220400542 is a deficient number, since it is larger than the sum of its proper divisors (50385813211490).

76251220400542 is a wasteful number, since it uses less digits than its factorization.

76251220400542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51730814463.

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 76251220400542 in words is "seventy-six trillion, two hundred fifty-one billion, two hundred twenty million, four hundred thousand, five hundred forty-two".