11537435132745 has 32 divisors (see below), whose sum is σ = 18631079695872. Its totient is φ = 6096283318272.

The previous prime is 11537435132737. The next prime is 11537435132801. The reversal of 11537435132745 is 54723153473511.

It is a happy number.

It is not a de Polignac number, because 11537435132745 - 2³ = 11537435132737 is a prime.

It is a super-2 number, since 2×11537435132745² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2610997 + ... + 5467373.

It is an arithmetic number, because the mean of its divisors is an integer number (582221240496).

Almost surely, 2^{11537435132745} is an apocalyptic number.

11537435132745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11537435132745 is a deficient number, since it is larger than the sum of its proper divisors (7093644563127).

11537435132745 is a wasteful number, since it uses less digits than its factorization.

11537435132745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858881.

The product of its digits is 5292000, while the sum is 51.

The spelling of 11537435132745 in words is "eleven trillion, five hundred thirty-seven billion, four hundred thirty-five million, one hundred thirty-two thousand, seven hundred forty-five".