151101230545551 has 128 divisors (see below), whose sum is σ = 244521567618048. Its totient is φ = 81780281856000.

The previous prime is 151101230545547. The next prime is 151101230545561. The reversal of 151101230545551 is 155545032101151.

It is not a de Polignac number, because 151101230545551 - 2² = 151101230545547 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151101230545561) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8333851756 + ... + 8333869886.

It is an arithmetic number, because the mean of its divisors is an integer number (1910324747016).

Almost surely, 2^{151101230545551} is an apocalyptic number.

151101230545551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

151101230545551 is a deficient number, since it is larger than the sum of its proper divisors (93420337072497).

151101230545551 is a wasteful number, since it uses less digits than its factorization.

151101230545551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23305.

The product of its (nonzero) digits is 75000, while the sum is 39.

The spelling of 151101230545551 in words is "one hundred fifty-one trillion, one hundred one billion, two hundred thirty million, five hundred forty-five thousand, five hundred fifty-one".