37456465703421 has 16 divisors (see below), whose sum is σ = 52570607947200. Its totient is φ = 23656656786048.

The previous prime is 37456465703407. The next prime is 37456465703443. The reversal of 37456465703421 is 12430756465473.

It is a happy number.

It is not a de Polignac number, because 37456465703421 - 2²³ = 37456457314813 is a prime.

It is a super-2 number, since 2×37456465703421² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37456465703401) 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, 44346985 + ... + 45183713.

It is an arithmetic number, because the mean of its divisors is an integer number (3285662996700).

Almost surely, 2^{37456465703421} is an apocalyptic number.

It is an amenable number.

37456465703421 is a deficient number, since it is larger than the sum of its proper divisors (15114142243779).

37456465703421 is a wasteful number, since it uses less digits than its factorization.

37456465703421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622108.

The product of its (nonzero) digits is 50803200, while the sum is 57.

The spelling of 37456465703421 in words is "thirty-seven trillion, four hundred fifty-six billion, four hundred sixty-five million, seven hundred three thousand, four hundred twenty-one".