1123620737632 has 48 divisors (see below), whose sum is σ = 2248491861504. Its totient is φ = 552611920000.

The previous prime is 1123620737611. The next prime is 1123620737671. The reversal of 1123620737632 is 2367370263211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405507 + ... + 1552957.

It is an arithmetic number, because the mean of its divisors is an integer number (46843580448).

Almost surely, 2^{1123620737632} is an apocalyptic number.

It is an amenable number.

1123620737632 is an abundant number, since it is smaller than the sum of its proper divisors (1124871123872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123620737632 is a wasteful number, since it uses less digits than its factorization.

1123620737632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147963 (or 1147955 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 43.

The spelling of 1123620737632 in words is "one trillion, one hundred twenty-three billion, six hundred twenty million, seven hundred thirty-seven thousand, six hundred thirty-two".