37420733457 has 16 divisors (see below), whose sum is σ = 55488703680. Its totient is φ = 24924394656.

The previous prime is 37420733447. The next prime is 37420733461. The reversal of 37420733457 is 75433702473.

37420733457 is a `hidden beast` number, since 374 + 207 + 33 + 45 + 7 = 666.

It is not a de Polignac number, because 37420733457 - 2¹¹ = 37420731409 is a prime.

It is a super-2 number, since 2×37420733457² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (37420733447) 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, 602083 + ... + 661320.

It is an arithmetic number, because the mean of its divisors is an integer number (3468043980).

Almost surely, 2^37420733457 is an apocalyptic number.

It is an amenable number.

37420733457 is a deficient number, since it is larger than the sum of its proper divisors (18067970223).

37420733457 is a wasteful number, since it uses less digits than its factorization.

37420733457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264509 (or 1264503 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 45.

The spelling of 37420733457 in words is "thirty-seven billion, four hundred twenty million, seven hundred thirty-three thousand, four hundred fifty-seven".