951402261645131 has 4 divisors (see below), whose sum is σ = 951628194269064. Its totient is φ = 951176329021200.

The previous prime is 951402261645127. The next prime is 951402261645133. The reversal of 951402261645131 is 131546162204159.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 951402261645131 - 2² = 951402261645127 is a prime.

It is a super-2 number, since 2×951402261645131² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 951402261645131.

It is not an unprimeable number, because it can be changed into a prime (951402261645133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112966305650 + ... + 112966314071.

It is an arithmetic number, because the mean of its divisors is an integer number (237907048567266).

Almost surely, 2^{951402261645131} is an apocalyptic number.

951402261645131 is a deficient number, since it is larger than the sum of its proper divisors (225932623933).

951402261645131 is a wasteful number, since it uses less digits than its factorization.

951402261645131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225932623932.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 951402261645131 in words is "nine hundred fifty-one trillion, four hundred two billion, two hundred sixty-one million, six hundred forty-five thousand, one hundred thirty-one".