947765137629371 has 16 divisors (see below), whose sum is σ = 973885896816000. Its totient is φ = 921671000645760.

The previous prime is 947765137629361. The next prime is 947765137629377. The reversal of 947765137629371 is 173926731567749.

It is not a de Polignac number, because 947765137629371 - 2⁶ = 947765137629307 is a prime.

It is a super-2 number, since 2×947765137629371² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 947765137629292 and 947765137629301.

It is not an unprimeable number, because it can be changed into a prime (947765137629377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5652242585 + ... + 5652410261.

It is an arithmetic number, because the mean of its divisors is an integer number (60867868551000).

Almost surely, 2^{947765137629371} is an apocalyptic number.

947765137629371 is a deficient number, since it is larger than the sum of its proper divisors (26120759186629).

947765137629371 is a wasteful number, since it uses less digits than its factorization.

947765137629371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246134.

The product of its digits is 2520473760, while the sum is 77.

The spelling of 947765137629371 in words is "nine hundred forty-seven trillion, seven hundred sixty-five billion, one hundred thirty-seven million, six hundred twenty-nine thousand, three hundred seventy-one".